/*
 * Copyright (C) 2009 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 */
#include <stdio.h>
#include <string.h>
#include <jni.h>
#include <android/log.h>

#define LOG_TAG		"JNI"
#define LOGI(arg)	__android_log_write(ANDROID_LOG_INFO, LOG_TAG, arg);

/* This is a trivial JNI example where we use a native method
 * to return a new VM String. See the corresponding Java source
 * file located at:
 *
 *   apps/samples/hello-jni/project/src/com/example/hellojni/HelloJni.java
 */
jstring Java_com_example_hello_MainActivity_stringFromJNI(JNIEnv* env,
		jobject this) {

#if defined(__arm__)
#if defined(__ARM_ARCH_7A__)
#if defined(__ARM_NEON__)
#if defined(__ARM_PCS_VFP)
#define ABI "armeabi-v7a/NEON (hard-float)"
#else
#define ABI "armeabi-v7a/NEON"
#endif
#else
#if defined(__ARM_PCS_VFP)
#define ABI "armeabi-v7a (hard-float)"
#else
#define ABI "armeabi-v7a"
#endif
#endif
#else
#define ABI "armeabi"
#endif
#elif defined(__i386__)
#define ABI "x86"
#elif defined(__x86_64__)
#define ABI "x86_64"
#elif defined(__mips64)  /* mips64el-* toolchain defines __mips__ too */
#define ABI "mips64"
#elif defined(__mips__)
#define ABI "mips"
#elif defined(__aarch64__)
#define ABI "arm64-v8a"
#else
#define ABI "unknown"
#endif

	return (*env)->NewStringUTF(env,
			"Hello from My good boy !  Compiled with ABI " ABI ".");
}

jint Java_com_example_hello_MainActivity_getStringLenFromJNI(JNIEnv* env,
		jobject this, jstring str) {

	const char *buf = NULL;
	return (*env)->GetStringLength(env, str);
}

jstring Java_com_example_hello_MainActivity_getStringRespon(JNIEnv* env,
		jobject this, jstring str) {

	const char *cmd = (*env)->GetStringUTFChars(env, str, NULL);
	FILE *stream = NULL;
	char buf[1024] = { 0 };
	stream = popen(cmd, "r");
	if (NULL != stream) {
		LOGI("OK");
		fread(buf, sizeof(char), sizeof(buf), stream);
	}
	return (*env)->NewStringUTF(env, buf);
}
